<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>bootstrap-字体图标</title>
  <link rel="stylesheet" href="bootstrap/css/bootstrap.css">
  <link rel="stylesheet" href="./bootstrap/font/bootstrap-icons.css">
    <style>
        span{
            font-size: 40px;
        }
    </style>
</head>
<body>
<span class="bi-android2"></span>
<span class="bi-apple"></span>
</body>
</html>
